Home / 10,946.95-15,106.83-6,166.98

Finding the Fourth Proportional to 10,946.95, 15,106.83 and 6,166.98

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Solution

The fourth proportional to 10,946.95, 15,106.83 and 6,166.98 is: 8,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.95 : 15,106.83 = 6,166.98 : x
  2. Step 2: Convert to fraction form
    10,946.95/15,106.83 = 6,166.98/x
  3. Step 3: Cross multiply
    10,946.95x = 15,106.83 × 6,166.98
  4. Step 4: Simplify right side
    10,946.95x = 93,163,518.47
  5. Step 5: Solve for x
    x = 93,163,518.47/10,946.95
  6. Step 6: Final answer
    x = 8,510.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.